package com.cx.service;

import com.cx.vo.GroupMemberVO;
import java.util.List;

/**
 * @author: Zhou wei
 * @create: 2020/5/27 22:46
 */
public interface GroupMemberService {
    int joinGroup(Integer userId,Integer groupSponsorId);

    List<GroupMemberVO> selectGroupMemberByGroupSponsorId(Integer groupSponsorId);

    Integer countGroupByGoodId(Integer userId,Integer groupGoodId);
}
